190217134 has 4 divisors (see below), whose sum is σ = 285325704. Its totient is φ = 95108566.

The previous prime is 190217129. The next prime is 190217143. The reversal of 190217134 is 431712091.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431712091 = 19 ⋅22721689.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47554282 + ... + 47554285.

It is an arithmetic number, because the mean of its divisors is an integer number (71331426).

Almost surely, 2^190217134 is an apocalyptic number.

190217134 is a deficient number, since it is larger than the sum of its proper divisors (95108570).

190217134 is an equidigital number, since it uses as much as digits as its factorization.

190217134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95108569.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 190217134 is about 13791.9227811063. The cubic root of 190217134 is about 575.1086211934.

The spelling of 190217134 in words is "one hundred ninety million, two hundred seventeen thousand, one hundred thirty-four".